2189460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 7564032

約数和(自身を除く): 5374572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 401, 420, 455, 546, 780, 802, 910, 1092, 1203, 1365, 1604, 1820, 2005, 2406, 2730, 2807, 4010, 4812, 5213, 5460, 5614, 6015, 8020, 8421, 10426, 11228, 12030, 14035, 15639, 16842, 20852, 24060, 26065, 28070, 31278, 33684, 36491, 42105, 52130, 56140, 62556, 72982, 78195, 84210, 104260, 109473, 145964, 156390, 168420, 182455, 218946, 312780, 364910, 437892, 547365, 729820, 1094730, 2189460]

約数ペア:

[(1, 2189460), (2, 1094730), (3, 729820), (4, 547365), (5, 437892), (6, 364910), (7, 312780), (10, 218946), (12, 182455), (13, 168420), (14, 156390), (15, 145964), (20, 109473), (21, 104260), (26, 84210), (28, 78195), (30, 72982), (35, 62556), (39, 56140), (42, 52130), (52, 42105), (60, 36491), (65, 33684), (70, 31278), (78, 28070), (84, 26065), (91, 24060), (105, 20852), (130, 16842), (140, 15639), (156, 14035), (182, 12030), (195, 11228), (210, 10426), (260, 8421), (273, 8020), (364, 6015), (390, 5614), (401, 5460), (420, 5213), (455, 4812), (546, 4010), (780, 2807), (802, 2730), (910, 2406), (1092, 2005), (1203, 1820), (1365, 1604)]