17720430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6491}}^1$

素因数の和:6521

約数の個数: 64

約数和(自身を含む): 52351488

約数和(自身を除く): 34631058

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6491, 12982, 19473, 32455, 38946, 45437, 64910, 84383, 90874, 97365, 136311, 168766, 194730, 227185, 253149, 272622, 421915, 454370, 506298, 590681, 681555, 843830, 1181362, 1265745, 1363110, 1772043, 2531490, 2953405, 3544086, 5906810, 8860215, 17720430]

約数ペア:

[(1, 17720430), (2, 8860215), (3, 5906810), (5, 3544086), (6, 2953405), (7, 2531490), (10, 1772043), (13, 1363110), (14, 1265745), (15, 1181362), (21, 843830), (26, 681555), (30, 590681), (35, 506298), (39, 454370), (42, 421915), (65, 272622), (70, 253149), (78, 227185), (91, 194730), (105, 168766), (130, 136311), (182, 97365), (195, 90874), (210, 84383), (273, 64910), (390, 45437), (455, 38946), (546, 32455), (910, 19473), (1365, 12982), (2730, 6491)]