919367020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{617}}^1$

素因数の和:1171

約数の個数: 96

約数和(自身を含む): 2276237376

約数和(自身を除く): 1356870356

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 521, 572, 617, 715, 1042, 1234, 1430, 2084, 2468, 2605, 2860, 3085, 5210, 5731, 6170, 6773, 6787, 8021, 10420, 11462, 12340, 13546, 13574, 16042, 22924, 27092, 27148, 28655, 32084, 33865, 33935, 40105, 57310, 67730, 67870, 74503, 80210, 88231, 114620, 135460, 135740, 149006, 160420, 176462, 298012, 321457, 352924, 372515, 441155, 642914, 745030, 882310, 1285828, 1490060, 1607285, 1764620, 3214570, 3536027, 4178941, 6429140, 7072054, 8357882, 14144108, 16715764, 17680135, 20894705, 35360270, 41789410, 45968351, 70720540, 83578820, 91936702, 183873404, 229841755, 459683510, 919367020]

約数ペア:

[(1, 919367020), (2, 459683510), (4, 229841755), (5, 183873404), (10, 91936702), (11, 83578820), (13, 70720540), (20, 45968351), (22, 41789410), (26, 35360270), (44, 20894705), (52, 17680135), (55, 16715764), (65, 14144108), (110, 8357882), (130, 7072054), (143, 6429140), (220, 4178941), (260, 3536027), (286, 3214570), (521, 1764620), (572, 1607285), (617, 1490060), (715, 1285828), (1042, 882310), (1234, 745030), (1430, 642914), (2084, 441155), (2468, 372515), (2605, 352924), (2860, 321457), (3085, 298012), (5210, 176462), (5731, 160420), (6170, 149006), (6773, 135740), (6787, 135460), (8021, 114620), (10420, 88231), (11462, 80210), (12340, 74503), (13546, 67870), (13574, 67730), (16042, 57310), (22924, 40105), (27092, 33935), (27148, 33865), (28655, 32084)]