988557460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3877}}^1$

素因数の和:3977

約数の個数: 96

約数和(自身を含む): 2423594880

約数和(自身を除く): 1435037420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 61, 76, 95, 110, 122, 190, 209, 220, 244, 305, 380, 418, 610, 671, 836, 1045, 1159, 1220, 1342, 2090, 2318, 2684, 3355, 3877, 4180, 4636, 5795, 6710, 7754, 11590, 12749, 13420, 15508, 19385, 23180, 25498, 38770, 42647, 50996, 63745, 73663, 77540, 85294, 127490, 147326, 170588, 213235, 236497, 254980, 294652, 368315, 426470, 472994, 736630, 810293, 852940, 945988, 1182485, 1473260, 1620586, 2364970, 2601467, 3241172, 4051465, 4493443, 4729940, 5202934, 8102930, 8986886, 10405868, 13007335, 16205860, 17973772, 22467215, 26014670, 44934430, 49427873, 52029340, 89868860, 98855746, 197711492, 247139365, 494278730, 988557460]

約数ペア:

[(1, 988557460), (2, 494278730), (4, 247139365), (5, 197711492), (10, 98855746), (11, 89868860), (19, 52029340), (20, 49427873), (22, 44934430), (38, 26014670), (44, 22467215), (55, 17973772), (61, 16205860), (76, 13007335), (95, 10405868), (110, 8986886), (122, 8102930), (190, 5202934), (209, 4729940), (220, 4493443), (244, 4051465), (305, 3241172), (380, 2601467), (418, 2364970), (610, 1620586), (671, 1473260), (836, 1182485), (1045, 945988), (1159, 852940), (1220, 810293), (1342, 736630), (2090, 472994), (2318, 426470), (2684, 368315), (3355, 294652), (3877, 254980), (4180, 236497), (4636, 213235), (5795, 170588), (6710, 147326), (7754, 127490), (11590, 85294), (12749, 77540), (13420, 73663), (15508, 63745), (19385, 50996), (23180, 42647), (25498, 38770)]