40049620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 108

約数和(自身を含む): 99103284

約数和(自身を除く): 59053664

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 130, 164, 169, 170, 205, 221, 260, 289, 338, 340, 410, 442, 533, 578, 676, 697, 820, 845, 884, 1066, 1105, 1156, 1394, 1445, 1690, 2132, 2210, 2665, 2788, 2873, 2890, 3380, 3485, 3757, 4420, 5330, 5746, 5780, 6929, 6970, 7514, 9061, 10660, 11492, 11849, 13858, 13940, 14365, 15028, 18122, 18785, 23698, 27716, 28730, 34645, 36244, 37570, 45305, 47396, 48841, 57460, 59245, 69290, 75140, 90610, 97682, 117793, 118490, 138580, 154037, 181220, 195364, 235586, 236980, 244205, 308074, 471172, 488410, 588965, 616148, 770185, 976820, 1177930, 1540370, 2002481, 2355860, 3080740, 4004962, 8009924, 10012405, 20024810, 40049620]

約数ペア:

[(1, 40049620), (2, 20024810), (4, 10012405), (5, 8009924), (10, 4004962), (13, 3080740), (17, 2355860), (20, 2002481), (26, 1540370), (34, 1177930), (41, 976820), (52, 770185), (65, 616148), (68, 588965), (82, 488410), (85, 471172), (130, 308074), (164, 244205), (169, 236980), (170, 235586), (205, 195364), (221, 181220), (260, 154037), (289, 138580), (338, 118490), (340, 117793), (410, 97682), (442, 90610), (533, 75140), (578, 69290), (676, 59245), (697, 57460), (820, 48841), (845, 47396), (884, 45305), (1066, 37570), (1105, 36244), (1156, 34645), (1394, 28730), (1445, 27716), (1690, 23698), (2132, 18785), (2210, 18122), (2665, 15028), (2788, 14365), (2873, 13940), (2890, 13858), (3380, 11849), (3485, 11492), (3757, 10660), (4420, 9061), (5330, 7514), (5746, 6970), (5780, 6929)]