1664390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 3870720

約数和(自身を除く): 2206330

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 59, 62, 65, 70, 91, 118, 130, 155, 182, 217, 295, 310, 403, 413, 434, 455, 590, 767, 806, 826, 910, 1085, 1534, 1829, 2015, 2065, 2170, 2821, 3658, 3835, 4030, 4130, 5369, 5642, 7670, 9145, 10738, 12803, 14105, 18290, 23777, 25606, 26845, 28210, 47554, 53690, 64015, 118885, 128030, 166439, 237770, 332878, 832195, 1664390]

約数ペア:

[(1, 1664390), (2, 832195), (5, 332878), (7, 237770), (10, 166439), (13, 128030), (14, 118885), (26, 64015), (31, 53690), (35, 47554), (59, 28210), (62, 26845), (65, 25606), (70, 23777), (91, 18290), (118, 14105), (130, 12803), (155, 10738), (182, 9145), (217, 7670), (295, 5642), (310, 5369), (403, 4130), (413, 4030), (434, 3835), (455, 3658), (590, 2821), (767, 2170), (806, 2065), (826, 2015), (910, 1829), (1085, 1534)]