38743420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 85508640

約数和(自身を除く): 46765220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 997, 1340, 1943, 1994, 3886, 3988, 4985, 7772, 9715, 9970, 19430, 19940, 28913, 38860, 57826, 66799, 115652, 133598, 144565, 267196, 289130, 333995, 578260, 667990, 1335980, 1937171, 3874342, 7748684, 9685855, 19371710, 38743420]

約数ペア:

[(1, 38743420), (2, 19371710), (4, 9685855), (5, 7748684), (10, 3874342), (20, 1937171), (29, 1335980), (58, 667990), (67, 578260), (116, 333995), (134, 289130), (145, 267196), (268, 144565), (290, 133598), (335, 115652), (580, 66799), (670, 57826), (997, 38860), (1340, 28913), (1943, 19940), (1994, 19430), (3886, 9970), (3988, 9715), (4985, 7772)]