40194960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 120

約数和(自身を含む): 135062784

約数和(自身を除く): 94867824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 991, 1014, 1040, 1352, 1560, 1690, 1982, 2028, 2535, 2704, 2973, 3120, 3380, 3964, 4056, 4955, 5070, 5946, 6760, 7928, 8112, 9910, 10140, 11892, 12883, 13520, 14865, 15856, 19820, 20280, 23784, 25766, 29730, 38649, 39640, 40560, 47568, 51532, 59460, 64415, 77298, 79280, 103064, 118920, 128830, 154596, 167479, 193245, 206128, 237840, 257660, 309192, 334958, 386490, 502437, 515320, 618384, 669916, 772980, 837395, 1004874, 1030640, 1339832, 1545960, 1674790, 2009748, 2512185, 2679664, 3091920, 3349580, 4019496, 5024370, 6699160, 8038992, 10048740, 13398320, 20097480, 40194960]

約数ペア:

[(1, 40194960), (2, 20097480), (3, 13398320), (4, 10048740), (5, 8038992), (6, 6699160), (8, 5024370), (10, 4019496), (12, 3349580), (13, 3091920), (15, 2679664), (16, 2512185), (20, 2009748), (24, 1674790), (26, 1545960), (30, 1339832), (39, 1030640), (40, 1004874), (48, 837395), (52, 772980), (60, 669916), (65, 618384), (78, 515320), (80, 502437), (104, 386490), (120, 334958), (130, 309192), (156, 257660), (169, 237840), (195, 206128), (208, 193245), (240, 167479), (260, 154596), (312, 128830), (338, 118920), (390, 103064), (507, 79280), (520, 77298), (624, 64415), (676, 59460), (780, 51532), (845, 47568), (991, 40560), (1014, 39640), (1040, 38649), (1352, 29730), (1560, 25766), (1690, 23784), (1982, 20280), (2028, 19820), (2535, 15856), (2704, 14865), (2973, 13520), (3120, 12883), (3380, 11892), (3964, 10140), (4056, 9910), (4955, 8112), (5070, 7928), (5946, 6760)]