40223120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 112635648

約数和(自身を除く): 72412528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 331, 392, 434, 490, 496, 560, 620, 662, 784, 868, 980, 1085, 1240, 1324, 1519, 1655, 1736, 1960, 2170, 2317, 2480, 2648, 3038, 3310, 3472, 3920, 4340, 4634, 5296, 6076, 6620, 7595, 8680, 9268, 10261, 11585, 12152, 13240, 15190, 16219, 17360, 18536, 20522, 23170, 24304, 26480, 30380, 32438, 37072, 41044, 46340, 51305, 60760, 64876, 71827, 81095, 82088, 92680, 102610, 121520, 129752, 143654, 162190, 164176, 185360, 205220, 259504, 287308, 324380, 359135, 410440, 502789, 574616, 648760, 718270, 820880, 1005578, 1149232, 1297520, 1436540, 2011156, 2513945, 2873080, 4022312, 5027890, 5746160, 8044624, 10055780, 20111560, 40223120]

約数ペア:

[(1, 40223120), (2, 20111560), (4, 10055780), (5, 8044624), (7, 5746160), (8, 5027890), (10, 4022312), (14, 2873080), (16, 2513945), (20, 2011156), (28, 1436540), (31, 1297520), (35, 1149232), (40, 1005578), (49, 820880), (56, 718270), (62, 648760), (70, 574616), (80, 502789), (98, 410440), (112, 359135), (124, 324380), (140, 287308), (155, 259504), (196, 205220), (217, 185360), (245, 164176), (248, 162190), (280, 143654), (310, 129752), (331, 121520), (392, 102610), (434, 92680), (490, 82088), (496, 81095), (560, 71827), (620, 64876), (662, 60760), (784, 51305), (868, 46340), (980, 41044), (1085, 37072), (1240, 32438), (1324, 30380), (1519, 26480), (1655, 24304), (1736, 23170), (1960, 20522), (2170, 18536), (2317, 17360), (2480, 16219), (2648, 15190), (3038, 13240), (3310, 12152), (3472, 11585), (3920, 10261), (4340, 9268), (4634, 8680), (5296, 7595), (6076, 6620)]