28081160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 66718080

約数和(自身を除く): 38636920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 233, 262, 460, 466, 524, 655, 920, 932, 1048, 1165, 1310, 1864, 2330, 2620, 3013, 4660, 5240, 5359, 6026, 9320, 10718, 12052, 15065, 21436, 24104, 26795, 30130, 30523, 42872, 53590, 60260, 61046, 107180, 120520, 122092, 152615, 214360, 244184, 305230, 610460, 702029, 1220920, 1404058, 2808116, 3510145, 5616232, 7020290, 14040580, 28081160]

約数ペア:

[(1, 28081160), (2, 14040580), (4, 7020290), (5, 5616232), (8, 3510145), (10, 2808116), (20, 1404058), (23, 1220920), (40, 702029), (46, 610460), (92, 305230), (115, 244184), (131, 214360), (184, 152615), (230, 122092), (233, 120520), (262, 107180), (460, 61046), (466, 60260), (524, 53590), (655, 42872), (920, 30523), (932, 30130), (1048, 26795), (1165, 24104), (1310, 21436), (1864, 15065), (2330, 12052), (2620, 10718), (3013, 9320), (4660, 6026), (5240, 5359)]