392139280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1787}}^1$

素因数の和:2024

約数の個数: 80

約数和(自身を含む): 987061824

約数和(自身を除く): 594922544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 844, 1040, 1055, 1688, 1787, 2110, 2743, 3376, 3574, 4220, 5486, 7148, 8440, 8935, 10972, 13715, 14296, 16880, 17870, 21944, 23231, 27430, 28592, 35740, 43888, 46462, 54860, 71480, 92924, 109720, 116155, 142960, 185848, 219440, 232310, 371696, 377057, 464620, 754114, 929240, 1508228, 1858480, 1885285, 3016456, 3770570, 4901741, 6032912, 7541140, 9803482, 15082280, 19606964, 24508705, 30164560, 39213928, 49017410, 78427856, 98034820, 196069640, 392139280]

約数ペア:

[(1, 392139280), (2, 196069640), (4, 98034820), (5, 78427856), (8, 49017410), (10, 39213928), (13, 30164560), (16, 24508705), (20, 19606964), (26, 15082280), (40, 9803482), (52, 7541140), (65, 6032912), (80, 4901741), (104, 3770570), (130, 3016456), (208, 1885285), (211, 1858480), (260, 1508228), (422, 929240), (520, 754114), (844, 464620), (1040, 377057), (1055, 371696), (1688, 232310), (1787, 219440), (2110, 185848), (2743, 142960), (3376, 116155), (3574, 109720), (4220, 92924), (5486, 71480), (7148, 54860), (8440, 46462), (8935, 43888), (10972, 35740), (13715, 28592), (14296, 27430), (16880, 23231), (17870, 21944)]