2820782560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{40343}}^1$

素因数の和:40400

約数の個数: 96

約数和(自身を含む): 7320015360

約数和(自身を除く): 4499232800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 368, 380, 437, 460, 608, 736, 760, 874, 920, 1520, 1748, 1840, 2185, 3040, 3496, 3680, 4370, 6992, 8740, 13984, 17480, 34960, 40343, 69920, 80686, 161372, 201715, 322744, 403430, 645488, 766517, 806860, 927889, 1290976, 1533034, 1613720, 1855778, 3066068, 3227440, 3711556, 3832585, 4639445, 6132136, 6454880, 7423112, 7665170, 9278890, 12264272, 14846224, 15330340, 17629891, 18557780, 24528544, 29692448, 30660680, 35259782, 37115560, 61321360, 70519564, 74231120, 88149455, 122642720, 141039128, 148462240, 176298910, 282078256, 352597820, 564156512, 705195640, 1410391280, 2820782560]

約数ペア:

[(1, 2820782560), (2, 1410391280), (4, 705195640), (5, 564156512), (8, 352597820), (10, 282078256), (16, 176298910), (19, 148462240), (20, 141039128), (23, 122642720), (32, 88149455), (38, 74231120), (40, 70519564), (46, 61321360), (76, 37115560), (80, 35259782), (92, 30660680), (95, 29692448), (115, 24528544), (152, 18557780), (160, 17629891), (184, 15330340), (190, 14846224), (230, 12264272), (304, 9278890), (368, 7665170), (380, 7423112), (437, 6454880), (460, 6132136), (608, 4639445), (736, 3832585), (760, 3711556), (874, 3227440), (920, 3066068), (1520, 1855778), (1748, 1613720), (1840, 1533034), (2185, 1290976), (3040, 927889), (3496, 806860), (3680, 766517), (4370, 645488), (6992, 403430), (8740, 322744), (13984, 201715), (17480, 161372), (34960, 80686), (40343, 69920)]