2238760120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{6997}}^1$

素因数の和:7448

約数の個数: 64

約数和(自身を含む): 5315680800

約数和(自身を除く): 3076920680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 421, 760, 842, 1684, 2105, 3368, 4210, 6997, 7999, 8420, 13994, 15998, 16840, 27988, 31996, 34985, 39995, 55976, 63992, 69970, 79990, 132943, 139940, 159980, 265886, 279880, 319960, 531772, 664715, 1063544, 1329430, 2658860, 2945737, 5317720, 5891474, 11782948, 14728685, 23565896, 29457370, 55969003, 58914740, 111938006, 117829480, 223876012, 279845015, 447752024, 559690030, 1119380060, 2238760120]

約数ペア:

[(1, 2238760120), (2, 1119380060), (4, 559690030), (5, 447752024), (8, 279845015), (10, 223876012), (19, 117829480), (20, 111938006), (38, 58914740), (40, 55969003), (76, 29457370), (95, 23565896), (152, 14728685), (190, 11782948), (380, 5891474), (421, 5317720), (760, 2945737), (842, 2658860), (1684, 1329430), (2105, 1063544), (3368, 664715), (4210, 531772), (6997, 319960), (7999, 279880), (8420, 265886), (13994, 159980), (15998, 139940), (16840, 132943), (27988, 79990), (31996, 69970), (34985, 63992), (39995, 55976)]