4888980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 15010632

約数和(自身を除く): 10121652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 173, 180, 314, 346, 471, 519, 628, 692, 785, 865, 942, 1038, 1413, 1557, 1570, 1730, 1884, 2076, 2355, 2595, 2826, 3114, 3140, 3460, 4710, 5190, 5652, 6228, 7065, 7785, 9420, 10380, 14130, 15570, 27161, 28260, 31140, 54322, 81483, 108644, 135805, 162966, 244449, 271610, 325932, 407415, 488898, 543220, 814830, 977796, 1222245, 1629660, 2444490, 4888980]

約数ペア:

[(1, 4888980), (2, 2444490), (3, 1629660), (4, 1222245), (5, 977796), (6, 814830), (9, 543220), (10, 488898), (12, 407415), (15, 325932), (18, 271610), (20, 244449), (30, 162966), (36, 135805), (45, 108644), (60, 81483), (90, 54322), (157, 31140), (173, 28260), (180, 27161), (314, 15570), (346, 14130), (471, 10380), (519, 9420), (628, 7785), (692, 7065), (785, 6228), (865, 5652), (942, 5190), (1038, 4710), (1413, 3460), (1557, 3140), (1570, 3114), (1730, 2826), (1884, 2595), (2076, 2355)]