2221649820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{949423}}^1$

素因数の和:949451

約数の個数: 72

約数和(自身を含む): 7257397056

約数和(自身を除く): 5035747236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 949423, 1898846, 2848269, 3797692, 4747115, 5696538, 8544807, 9494230, 11393076, 12342499, 14241345, 17089614, 18988460, 24684998, 28482690, 34179228, 37027497, 42724035, 49369996, 56965380, 61712495, 74054994, 85448070, 111082491, 123424990, 148109988, 170896140, 185137485, 222164982, 246849980, 370274970, 444329964, 555412455, 740549940, 1110824910, 2221649820]

約数ペア:

[(1, 2221649820), (2, 1110824910), (3, 740549940), (4, 555412455), (5, 444329964), (6, 370274970), (9, 246849980), (10, 222164982), (12, 185137485), (13, 170896140), (15, 148109988), (18, 123424990), (20, 111082491), (26, 85448070), (30, 74054994), (36, 61712495), (39, 56965380), (45, 49369996), (52, 42724035), (60, 37027497), (65, 34179228), (78, 28482690), (90, 24684998), (117, 18988460), (130, 17089614), (156, 14241345), (180, 12342499), (195, 11393076), (234, 9494230), (260, 8544807), (390, 5696538), (468, 4747115), (585, 3797692), (780, 2848269), (1170, 1898846), (2340, 949423)]