42413980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 109734912

約数和(自身を除く): 67320932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 71, 85, 119, 140, 142, 170, 238, 251, 284, 340, 355, 476, 497, 502, 595, 710, 994, 1004, 1190, 1207, 1255, 1420, 1757, 1988, 2380, 2414, 2485, 2510, 3514, 4267, 4828, 4970, 5020, 6035, 7028, 8449, 8534, 8785, 9940, 12070, 16898, 17068, 17570, 17821, 21335, 24140, 29869, 33796, 35140, 35642, 42245, 42670, 59738, 71284, 84490, 85340, 89105, 119476, 124747, 149345, 168980, 178210, 249494, 298690, 302957, 356420, 498988, 597380, 605914, 623735, 1211828, 1247470, 1514785, 2120699, 2494940, 3029570, 4241398, 6059140, 8482796, 10603495, 21206990, 42413980]

約数ペア:

[(1, 42413980), (2, 21206990), (4, 10603495), (5, 8482796), (7, 6059140), (10, 4241398), (14, 3029570), (17, 2494940), (20, 2120699), (28, 1514785), (34, 1247470), (35, 1211828), (68, 623735), (70, 605914), (71, 597380), (85, 498988), (119, 356420), (140, 302957), (142, 298690), (170, 249494), (238, 178210), (251, 168980), (284, 149345), (340, 124747), (355, 119476), (476, 89105), (497, 85340), (502, 84490), (595, 71284), (710, 59738), (994, 42670), (1004, 42245), (1190, 35642), (1207, 35140), (1255, 33796), (1420, 29869), (1757, 24140), (1988, 21335), (2380, 17821), (2414, 17570), (2485, 17068), (2510, 16898), (3514, 12070), (4267, 9940), (4828, 8785), (4970, 8534), (5020, 8449), (6035, 7028)]