4341880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 10692000

約数和(自身を除く): 6350120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 197, 232, 290, 380, 394, 551, 580, 760, 788, 985, 1102, 1160, 1576, 1970, 2204, 2755, 3743, 3940, 4408, 5510, 5713, 7486, 7880, 11020, 11426, 14972, 18715, 22040, 22852, 28565, 29944, 37430, 45704, 57130, 74860, 108547, 114260, 149720, 217094, 228520, 434188, 542735, 868376, 1085470, 2170940, 4341880]

約数ペア:

[(1, 4341880), (2, 2170940), (4, 1085470), (5, 868376), (8, 542735), (10, 434188), (19, 228520), (20, 217094), (29, 149720), (38, 114260), (40, 108547), (58, 74860), (76, 57130), (95, 45704), (116, 37430), (145, 29944), (152, 28565), (190, 22852), (197, 22040), (232, 18715), (290, 14972), (380, 11426), (394, 11020), (551, 7880), (580, 7486), (760, 5713), (788, 5510), (985, 4408), (1102, 3940), (1160, 3743), (1576, 2755), (1970, 2204)]