492639940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:757

約数の個数: 96

約数和(自身を含む): 1187270784

約数和(自身を除く): 694630844

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 227, 260, 340, 442, 454, 491, 884, 908, 982, 1105, 1135, 1964, 2210, 2270, 2455, 2951, 3859, 4420, 4540, 4910, 5902, 6383, 7718, 8347, 9820, 11804, 12766, 14755, 15436, 16694, 19295, 25532, 29510, 31915, 33388, 38590, 41735, 50167, 59020, 63830, 77180, 83470, 100334, 108511, 111457, 127660, 166940, 200668, 217022, 222914, 250835, 434044, 445828, 501670, 542555, 557285, 1003340, 1085110, 1114570, 1448941, 1894769, 2170220, 2229140, 2897882, 3789538, 5795764, 7244705, 7579076, 9473845, 14489410, 18947690, 24631997, 28978820, 37895380, 49263994, 98527988, 123159985, 246319970, 492639940]

約数ペア:

[(1, 492639940), (2, 246319970), (4, 123159985), (5, 98527988), (10, 49263994), (13, 37895380), (17, 28978820), (20, 24631997), (26, 18947690), (34, 14489410), (52, 9473845), (65, 7579076), (68, 7244705), (85, 5795764), (130, 3789538), (170, 2897882), (221, 2229140), (227, 2170220), (260, 1894769), (340, 1448941), (442, 1114570), (454, 1085110), (491, 1003340), (884, 557285), (908, 542555), (982, 501670), (1105, 445828), (1135, 434044), (1964, 250835), (2210, 222914), (2270, 217022), (2455, 200668), (2951, 166940), (3859, 127660), (4420, 111457), (4540, 108511), (4910, 100334), (5902, 83470), (6383, 77180), (7718, 63830), (8347, 59020), (9820, 50167), (11804, 41735), (12766, 38590), (14755, 33388), (15436, 31915), (16694, 29510), (19295, 25532)]