1961569220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{503}}^1$

素因数の和:861

約数の個数: 96

約数和(自身を含む): 4544854272

約数和(自身を除く): 2583285052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 283, 503, 530, 566, 689, 1006, 1060, 1132, 1378, 1415, 2012, 2515, 2756, 2830, 3445, 3679, 5030, 5660, 6539, 6890, 7358, 10060, 13078, 13780, 14716, 14999, 18395, 26156, 26659, 29998, 32695, 36790, 53318, 59996, 65390, 73580, 74995, 106636, 130780, 133295, 142349, 149990, 194987, 266590, 284698, 299980, 346567, 389974, 533180, 569396, 693134, 711745, 779948, 974935, 1386268, 1423490, 1732835, 1850537, 1949870, 2846980, 3465670, 3701074, 3899740, 6931340, 7402148, 7544497, 9252685, 15088994, 18505370, 30177988, 37010740, 37722485, 75444970, 98078461, 150889940, 196156922, 392313844, 490392305, 980784610, 1961569220]

約数ペア:

[(1, 1961569220), (2, 980784610), (4, 490392305), (5, 392313844), (10, 196156922), (13, 150889940), (20, 98078461), (26, 75444970), (52, 37722485), (53, 37010740), (65, 30177988), (106, 18505370), (130, 15088994), (212, 9252685), (260, 7544497), (265, 7402148), (283, 6931340), (503, 3899740), (530, 3701074), (566, 3465670), (689, 2846980), (1006, 1949870), (1060, 1850537), (1132, 1732835), (1378, 1423490), (1415, 1386268), (2012, 974935), (2515, 779948), (2756, 711745), (2830, 693134), (3445, 569396), (3679, 533180), (5030, 389974), (5660, 346567), (6539, 299980), (6890, 284698), (7358, 266590), (10060, 194987), (13078, 149990), (13780, 142349), (14716, 133295), (14999, 130780), (18395, 106636), (26156, 74995), (26659, 73580), (29998, 65390), (32695, 59996), (36790, 53318)]