4047975040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:970

約数の個数: 128

約数和(自身を含む): 10034449920

約数和(自身を除く): 5986474880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 373, 496, 547, 620, 640, 746, 992, 1094, 1240, 1492, 1865, 1984, 2188, 2480, 2735, 2984, 3730, 3968, 4376, 4960, 5470, 5968, 7460, 8752, 9920, 10940, 11563, 11936, 14920, 16957, 17504, 19840, 21880, 23126, 23872, 29840, 33914, 35008, 43760, 46252, 47744, 57815, 59680, 67828, 70016, 84785, 87520, 92504, 115630, 119360, 135656, 169570, 175040, 185008, 204031, 231260, 238720, 271312, 339140, 350080, 370016, 408062, 462520, 542624, 678280, 740032, 816124, 925040, 1020155, 1085248, 1356560, 1480064, 1632248, 1850080, 2040310, 2170496, 2713120, 3264496, 3700160, 4080620, 5426240, 6324961, 6528992, 7400320, 8161240, 10852480, 12649922, 13057984, 16322480, 25299844, 26115968, 31624805, 32644960, 50599688, 63249610, 65289920, 101199376, 126499220, 130579840, 202398752, 252998440, 404797504, 505996880, 809595008, 1011993760, 2023987520, 4047975040]

約数ペア:

[(1, 4047975040), (2, 2023987520), (4, 1011993760), (5, 809595008), (8, 505996880), (10, 404797504), (16, 252998440), (20, 202398752), (31, 130579840), (32, 126499220), (40, 101199376), (62, 65289920), (64, 63249610), (80, 50599688), (124, 32644960), (128, 31624805), (155, 26115968), (160, 25299844), (248, 16322480), (310, 13057984), (320, 12649922), (373, 10852480), (496, 8161240), (547, 7400320), (620, 6528992), (640, 6324961), (746, 5426240), (992, 4080620), (1094, 3700160), (1240, 3264496), (1492, 2713120), (1865, 2170496), (1984, 2040310), (2188, 1850080), (2480, 1632248), (2735, 1480064), (2984, 1356560), (3730, 1085248), (3968, 1020155), (4376, 925040), (4960, 816124), (5470, 740032), (5968, 678280), (7460, 542624), (8752, 462520), (9920, 408062), (10940, 370016), (11563, 350080), (11936, 339140), (14920, 271312), (16957, 238720), (17504, 231260), (19840, 204031), (21880, 185008), (23126, 175040), (23872, 169570), (29840, 135656), (33914, 119360), (35008, 115630), (43760, 92504), (46252, 87520), (47744, 84785), (57815, 70016), (59680, 67828)]