40871740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1367

約数の個数: 96

約数和(自身を含む): 111936384

約数和(自身を除く): 71064644

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1321, 1547, 1820, 2210, 2380, 2642, 3094, 4420, 5284, 6188, 6605, 7735, 9247, 13210, 15470, 17173, 18494, 22457, 26420, 30940, 34346, 36988, 44914, 46235, 68692, 85865, 89828, 92470, 112285, 120211, 157199, 171730, 184940, 224570, 240422, 291941, 314398, 343460, 449140, 480844, 583882, 601055, 628796, 785995, 1167764, 1202110, 1459705, 1571990, 2043587, 2404220, 2919410, 3143980, 4087174, 5838820, 8174348, 10217935, 20435870, 40871740]

約数ペア:

[(1, 40871740), (2, 20435870), (4, 10217935), (5, 8174348), (7, 5838820), (10, 4087174), (13, 3143980), (14, 2919410), (17, 2404220), (20, 2043587), (26, 1571990), (28, 1459705), (34, 1202110), (35, 1167764), (52, 785995), (65, 628796), (68, 601055), (70, 583882), (85, 480844), (91, 449140), (119, 343460), (130, 314398), (140, 291941), (170, 240422), (182, 224570), (221, 184940), (238, 171730), (260, 157199), (340, 120211), (364, 112285), (442, 92470), (455, 89828), (476, 85865), (595, 68692), (884, 46235), (910, 44914), (1105, 36988), (1190, 34346), (1321, 30940), (1547, 26420), (1820, 22457), (2210, 18494), (2380, 17173), (2642, 15470), (3094, 13210), (4420, 9247), (5284, 7735), (6188, 6605)]