30971420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 68372640

約数和(自身を除く): 37401220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 797, 1340, 1594, 1943, 3188, 3886, 3985, 7772, 7970, 9715, 15940, 19430, 23113, 38860, 46226, 53399, 92452, 106798, 115565, 213596, 231130, 266995, 462260, 533990, 1067980, 1548571, 3097142, 6194284, 7742855, 15485710, 30971420]

約数ペア:

[(1, 30971420), (2, 15485710), (4, 7742855), (5, 6194284), (10, 3097142), (20, 1548571), (29, 1067980), (58, 533990), (67, 462260), (116, 266995), (134, 231130), (145, 213596), (268, 115565), (290, 106798), (335, 92452), (580, 53399), (670, 46226), (797, 38860), (1340, 23113), (1594, 19430), (1943, 15940), (3188, 9715), (3886, 7970), (3985, 7772)]